An absorbent article, comprising: an absorbent article main body having a longitudinal direction, a width direction, and a thickness direction perpendicular to one another, the absorbent article main body having a first absorbent core and a first surface sheet on a skin facing side of the absorbent article, the skin facing side configured to face a wearer’s skin when the absorbent article is worn on the wearer; and an absorbent body having a second absorbent core for absorbing fluid, and a second surface sheet on the skin facing side, wherein the absorbent body overlaps the absorbent article main body along the longitudinal direction, the absorbent body has a folded portion free of direct attachment to the absorbent article main body, a first end section of the absorbent body in the longitudinal direction is undetachably joined to a first end portion of the first surface sheet of the absorbent article main body, and a second end section of the absorbent body, opposite to the first end section of the absorbent body in the longitudinal direction, is detachably joined to a second end portion of the first surface sheet of the absorbent article main body.